
...like blue ice
falling out of an AIRPLANE lavatory.
The Big Bang Theory Season 2, Episode 2

...get in the AIRPLANE,
know where you wanna go, and fly it."
The Big Bang Theory Season 8, Episode 3

"Like blue ice
falling out of an AIRPLANE lavatory," yep.
The Big Bang Theory Season 2, Episode 2

You don't want to float
weightless in an AIRPLANE.
The Big Bang Theory Season 12, Episode 15

to a hangar and letting
the AIRPLANE fly in.
The Big Bang Theory Season 12, Episode 17